2013 | 2014 | 2015 | 2016 | 2017 | |
---|---|---|---|---|---|
PO4-P deposition (kg km−2 a−1) | 20.3 | 11.7 | 19.2 | 34.9 | 16.7 |
Mode of calculation | |||||
(a) Sum of measured TP plus median (annual) TP concentrations | 19.1 | 23.5 | 23.7 | 28.6 | 27.7 |
(b) All rain samples with median (annual) TP concentrations | 18.8 | 18.5 | 20.2 | 16.7 | 22.6 |
(c) Sum of measured TP plus PO4-P:TP portion (monthly median) | 27.0 | 38.9 | 69.9 | 75.7 | 47.9 |